Base | Representation |
---|---|
bin | 1010100011001101100101… |
… | …11011100001000100111001 |
3 | 10001010220120021101221210202 |
4 | 11101212302323201010321 |
5 | 11020102321244441441 |
6 | 121201553234251545 |
7 | 4613103415614134 |
oct | 521466273410471 |
9 | 101126507357722 |
10 | 23200120312121 |
11 | 74351300aa215 |
12 | 2728409426bb5 |
13 | cc39ba038abc |
14 | 5a2c6b1d321b |
15 | 2a374d3b719b |
hex | 1519b2ee1139 |
23200120312121 has 8 divisors (see below), whose sum is σ = 23207837083200. Its totient is φ = 23192404383280.
The previous prime is 23200120312099. The next prime is 23200120312153. The reversal of 23200120312121 is 12121302100232.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23200120312121 is a prime.
It is a super-3 number, since 3×232001203121213 (a number of 41 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23200120312093 and 23200120312102.
It is not an unprimeable number, because it can be changed into a prime (23200120312321) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57500516 + ... + 57902586.
It is an arithmetic number, because the mean of its divisors is an integer number (2900979635400).
Almost surely, 223200120312121 is an apocalyptic number.
It is an amenable number.
23200120312121 is a deficient number, since it is larger than the sum of its proper divisors (7716771079).
23200120312121 is a wasteful number, since it uses less digits than its factorization.
23200120312121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 421119.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 23200120312121 its reverse (12121302100232), we get a palindrome (35321422412353).
The spelling of 23200120312121 in words is "twenty-three trillion, two hundred billion, one hundred twenty million, three hundred twelve thousand, one hundred twenty-one".
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